Finding the Fourth Proportional to 329,141.34, 493,711.88 and 115,859.03

Step by Step Solution

1. Step 1: Write the proportion equation
   329,141.34 : 493,711.88 = 115,859.03 : x
2. Step 2: Convert to fraction form
   329,141.34/493,711.88 = 115,859.03/x
3. Step 3: Cross multiply
   329,141.34x = 493,711.88 × 115,859.03
4. Step 4: Simplify right side
   329,141.34x = 57,200,976,468.42
5. Step 5: Solve for x
   x = 57,200,976,468.42/329,141.34
6. Step 6: Final answer
   x = 173,788.49